Coffee maker



FIG. 1 is a top, front and left side perspective view of a coffee maker in accordance with invention;

FIG. 2 is a top plan view thereof;

FIG. 3 is a left side view thereof;

FIG. 4 is a front plan view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a rear plan thereof; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a coffee maker, as shown and described. 